#root {
  max-width: 1280px;
  margin: 0 auto;
  padding: 2rem;
  text-align: center;
}

.logo {
  height: 6em;
  padding: 1.5em;
  will-change: filter;
  transition: filter 300ms;
}
.logo:hover {
  filter: drop-shadow(0 0 2em #646cffaa);
}
.logo.react:hover {
  filter: drop-shadow(0 0 2em #61dafbaa);
}

@keyframes logo-spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@media (prefers-reduced-motion: no-preference) {
  a:nth-of-type(2) .logo {
    animation: logo-spin infinite 20s linear;
  }
}

.card {
  padding: 2em;
}

.read-the-docs {
  color: #888;
}

/* App.css - 工具箱主界面样式 */
.toolbox-container {
  max-width: 600px;
  margin: 40px auto;
  padding: 32px 24px;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.08);
  text-align: center;
}
.tools-list {
  display: flex;
  justify-content: center;
  gap: 32px;
  margin-top: 32px;
}
.tool-entry button {
  padding: 16px 32px;
  font-size: 1.1rem;
  border: none;
  border-radius: 8px;
  background: #1677ff;
  color: #fff;
  cursor: pointer;
  transition: background 0.2s;
}
.tool-entry button:hover {
  background: #0958d9;
}

.web-tools {
  max-width: 600px;
  margin: 0 auto;
  background: #f6faff;
  border-radius: 12px;
  box-shadow: 0 1px 8px rgba(0,0,0,0.04);
  padding: 16px 12px 20px 12px;
  text-align: center;
}
.web-tools-list {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}
.web-tool-link {
  display: inline-block;
  padding: 8px 18px;
  background: #e6f4ff;
  color: #1677ff;
  border-radius: 6px;
  text-decoration: none;
  font-size: 1rem;
  transition: background 0.2s, color 0.2s;
}
.web-tool-link:hover {
  background: #bae0ff;
  color: #0958d9;
}
